TETRADYNAMIA. SILICULOSA, 993 
Prst. Germen heart-shaped. Style simple, as 
stamens. Summit pene 4 ee 
S. Vess. Pouch heart-shaped, notched at the end, com- 
pressed, sharp at the edge. Cells 2. Valves boat- 
_ shaped, keeled. Partition spear-shaped, placed in a 
contrary direction to the valves, 
Sexps several, egg-shaped, but tapering to a point, nar- 
rower at the base, inclining downwards, = __ 
. Ops. L. ruderale has only 1 seed in each cell. (Sr.) The 
Lepidium anglicum has either 2 or 4 stamens only, as is also 
the case with the L. ruderale. 
THLAS’PI. Tourn. 101. Gertn. 141. 
Car. Cup 4 leaves; lea -sha concave, upright 
pti coe: = ee ite “a 
Bross. 4 petals, forming a cross; petals inversely ego- 
shaped, twice as long as the cup ; claws narrow. 
Sram. Filaments 6, half as long as the blossom, the 2 
opposite ones shorter than the others, Anthers taper- 
‘ ing to a point. 
‘Pisr. Germen circular, compressed, notched at the end. 
Style simple, as long as the stamens. Summit blunt. 
S. Vess. Pouch compressed, inversely heart-shaped, notch- 
ed at the end, the depth of the notch being equal to 
the Jength of the style, Cells 2. Partition spear-shaped, 
Valves boat-shaped, bordered with a keel. 
Srxps many, inclining, fixed to the seams, 
Ons. InThlapsi Bursa-pastoris the pouch is inversely heart- 
shaped, but without a border; but in some other species itis — 
- surrounded by a sharp border. Livn,—In T. campestre there 
is only one seed in each cell. Sr. 
COCHLEMRIA, Tourn, 101. 
“Car. Cup leaves ; leafits egg-shaped, concave, standing 
open, deciduous. pee ; 
Buoss. 4 petals, forming a cross. Petals inversely egg- 
shaped, expanding, twice as large as the cup 3; claws 
natrow, shorter than the cup, standing wide. - 
Sram. Filaments 6, sal tees as long as the cup, the 2 
opposite ones shorter than the others. Anthers blunt, 
- compressed, 
